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/* Copyright (C) 2019-2021 Open Information Security Foundation
*
* You can copy, redistribute or modify this Program under the terms of
* the GNU General Public License version 2 as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* version 2 along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
/**
* \file
*
* \author Zach Kelly <zach.kelly@lmco.com>
*
* Application layer logger for RDP
*/
#include "suricata-common.h"
#include "detect.h"
#include "pkt-var.h"
#include "conf.h"
#include "threads.h"
#include "threadvars.h"
#include "tm-threads.h"
#include "util-unittest.h"
#include "util-buffer.h"
#include "util-debug.h"
#include "util-byte.h"
#include "output.h"
#include "output-json.h"
#include "app-layer.h"
#include "app-layer-parser.h"
#include "app-layer-rdp.h"
#include "output-json-rdp.h"
#include "rust.h"
static int JsonRdpLogger(ThreadVars *tv, void *thread_data,
const Packet *p, Flow *f, void *state, void *tx, uint64_t tx_id)
{
OutputJsonThreadCtx *thread = thread_data;
JsonBuilder *js = CreateEveHeader(p, LOG_DIR_PACKET, "rdp", NULL, thread->ctx);
if (unlikely(js == NULL)) {
return TM_ECODE_OK;
}
if (!rs_rdp_to_json(tx, js)) {
jb_free(js);
return TM_ECODE_FAILED;
}
OutputJsonBuilderBuffer(js, thread);
jb_free(js);
return TM_ECODE_OK;
}
static OutputInitResult OutputRdpLogInitSub(ConfNode *conf,
OutputCtx *parent_ctx)
{
AppLayerParserRegisterLogger(IPPROTO_TCP, ALPROTO_RDP);
return OutputJsonLogInitSub(conf, parent_ctx);
}
void JsonRdpLogRegister(void)
{
/* Register as an eve sub-module. */
OutputRegisterTxSubModule(LOGGER_JSON_TX, "eve-log", "JsonRdpLog", "eve-log.rdp",
OutputRdpLogInitSub, ALPROTO_RDP, JsonRdpLogger, JsonLogThreadInit, JsonLogThreadDeinit,
NULL);
SCLogDebug("rdp json logger registered.");
}
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